package com.chen.Sign.mapper;

import com.baomidou.mybatisplus.core.mapper.BaseMapper;
import com.chen.Sign.pojo.Blog_tag;
import com.chen.Sign.pojo.Tag;
import org.apache.ibatis.annotations.MapKey;
import org.springframework.stereotype.Repository;

import java.util.Map;

@Repository
@SuppressWarnings({"all"})
public interface Blog_tagMapper extends BaseMapper<Blog_tag> {

    @MapKey("blog_id")
    public Map<String, Object> selectById(Integer id);

    public boolean addtag(String tag);
}
